This genus has about 5 species of evergreen and deciduous trees and shrubs. They have a slender, upright habit and are grown for their clusters of perfumed white flowers; these will appear in the summer and autumn. Frost hardy, but in cold areas grow against a south or west facing wall. Needs sun or semi-shade and fertile, well drained soil. Propagate by semi-ripe cuttings in summer or by seed in autumn.